diff options
| -rw-r--r-- | drivers/hv/hv_balloon.c | 14 |
1 files changed, 4 insertions, 10 deletions
diff --git a/drivers/hv/hv_balloon.c b/drivers/hv/hv_balloon.c index f1f17c5ad8d8..014256a2ef88 100644 --- a/drivers/hv/hv_balloon.c +++ b/drivers/hv/hv_balloon.c @@ -428,14 +428,13 @@ struct dm_info_msg { * currently hot added. We hot add in multiples of 128M * chunks; it is possible that we may not be able to bring * online all the pages in the region. The range - * covered_start_pfn : covered_end_pfn defines the pages that can + * covered_end_pfn defines the pages that can * be brough online. */ struct hv_hotadd_state { struct list_head list; unsigned long start_pfn; - unsigned long covered_start_pfn; unsigned long covered_end_pfn; unsigned long ha_end_pfn; unsigned long end_pfn; @@ -679,8 +678,7 @@ static void hv_online_page(struct page *pg) list_for_each(cur, &dm_device.ha_region_list) { has = list_entry(cur, struct hv_hotadd_state, list); - cur_start_pgp = (unsigned long) - pfn_to_page(has->covered_start_pfn); + cur_start_pgp = (unsigned long)pfn_to_page(has->start_pfn); cur_end_pgp = (unsigned long)pfn_to_page(has->covered_end_pfn); if (((unsigned long)pg >= cur_start_pgp) && @@ -692,7 +690,6 @@ static void hv_online_page(struct page *pg) __online_page_set_limits(pg); __online_page_increment_counters(pg); __online_page_free(pg); - has->covered_start_pfn++; } } } @@ -736,10 +733,9 @@ static bool pfn_covered(unsigned long start_pfn, unsigned long pfn_cnt) * is, update it. */ - if (has->covered_end_pfn != start_pfn) { + if (has->covered_end_pfn != start_pfn) has->covered_end_pfn = start_pfn; - has->covered_start_pfn = start_pfn; - } + return true; } @@ -784,7 +780,6 @@ static unsigned long handle_pg_range(unsigned long pg_start, pgs_ol = pfn_cnt; hv_bring_pgs_online(start_pfn, pgs_ol); has->covered_end_pfn += pgs_ol; - has->covered_start_pfn += pgs_ol; pfn_cnt -= pgs_ol; } @@ -845,7 +840,6 @@ static unsigned long process_hot_add(unsigned long pg_start, list_add_tail(&ha_region->list, &dm_device.ha_region_list); ha_region->start_pfn = rg_start; ha_region->ha_end_pfn = rg_start; - ha_region->covered_start_pfn = pg_start; ha_region->covered_end_pfn = pg_start; ha_region->end_pfn = rg_start + rg_size; } |